The Pin-Rivet, cataloged under National Stock Number 5320-01-295-4073, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 14 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 18 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-295-4073 |
| Primary Part Number | ST3M759C7-8 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.093 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN |
| Fastener Length | 1.125 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Grip Length | 0.505 INCHES MAXIMUM IN |
| Width Between Flats | 0.1895 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.641 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HP4759-7-8 | Heartland Precision Fasteners Inc (USA) |
| HLT50YB-14-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YC-14-8 | Hi-Shear Corporation (USA) |
| HLT50YC-14-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT50YB-14-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT50YB-14-8 | Hi-Shear Corporation (USA) |
| HLT50YC-14-8 | West Coast Aerospace, Inc. (USA) |
| HLT50YB-14-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M759C7-8 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT50YC-14-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT50YB-14-8 | West Coast Aerospace, Inc. (USA) |
| HLT50YC-14-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M759C7-8 | Hi-Shear Corporation (USA) |
| ST3M759C7-8 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| ST3M759C7-8 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT50YC-14-8 | 5/9 Secondary reference U.S. Government activity |
| HLT50YB-14-8 | 5/9 Secondary reference Huck International, Inc |
| HLT50YB-14-8 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| HLT50YC-14-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT50YB-14-8 | 5/9 Secondary reference U.S. Government activity |
| 10118834 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT50YB-14-8 | 5/2 Secondary reference U.S. Government activity |
| MA4759C7-8 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT50YC-14-8 | 5/2 Secondary reference U.S. Government activity |
| AIC-L-759C7-8 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT50YC-14-8 | 5/2 Secondary reference U.S. Government activity |
| HLT50YB-14-8 | 5/2 Secondary reference U.S. Government activity |
| HLT50YB-14-8 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| HLT50YC-14-8 | 5/9 Secondary reference Huck International, Inc |
| HLT50YB-14-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT50YC-14-8 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| HLT50YC-14-8 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
NSN 5320-01-295-4073 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-295-4073 has 14 manufacturer part numbers on file: HP4759-7-8 (Heartland Precision Fasteners Inc), HLT50YB-14-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT50YC-14-8 (Hi-Shear Corporation), HLT50YC-14-8 (Sps Technologies Ltd, Tj Brooks Division), HLT50YB-14-8 (Sps Technologies Ltd, Tj Brooks Division) and 9 more.
Key specifications for ST3M759C7-8: Shank Diameter: 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.093 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN; Fastener Length: 1.125 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.